| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| INSTITUTE FOR FISCAL STUDIES(THE) | 00954616 | 28/11/2018 | Silver |
| PRO BONO ECONOMICS | 06849844 | 24/07/2018 | Gold |
| THE WINDSOR LEADERSHIP TRUST | 03034557 | 12/11/2019 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ABEL & COLE HOLDINGS LIMITED | 06397279 | 28/02/2008 | 25/02/2010 | Dissolved |
| CHANGE, GROW, LIVE | 03861209 | 01/01/2010 | 31/12/2015 | Silver |
| DLJ INVESTMENT PARTNER II LIMITED | SC165186 | 26/06/1996 | 26/03/2001 | Dissolved |
| Dlj Investment Partner Ltd | SC126503 | 05/06/1992 | 26/03/2001 | Dissolved |
| FUSION MANAGEMENT LIMITED | 07620988 | 21/09/2016 | 29/11/2016 | Dissolved |
| GROUPAMA INSURANCES GROUP LIMITED | 02772002 | 28/05/1993 | 18/04/1994 | Dissolved |
| KARMA COMMUNICATIONS HOLDINGS LIMITED | 07603580 | 21/09/2016 | 29/11/2016 | Dissolved |
| LAWN TENNIS ASSOCIATION LIMITED | 07459469 | 01/01/2013 | 27/09/2018 | Silver |
| LTA OPERATIONS LIMITED | 07475460 | 01/01/2013 | 27/09/2018 | One Red Flag |
| OLYMPIC PARK LEGACY COMPANY LIMITED | 06900359 | 16/12/2009 | 03/04/2012 | Dissolved |
| PHOENIX EQUITY NOMINEES LIMITED | 03297846 | 24/01/1997 | 02/07/2012 | Amber |
| PHOENIX EQUITY PARTNERS GROUP LIMITED | 04134322 | 08/02/2001 | 02/07/2012 | Gold |
| PHOENIX EQUITY PARTNERS HOLDINGS LLP | OC300503 | 31/07/2001 | 02/07/2012 | Silver |
| PHOENIX EQUITY PARTNERS LIMITED | 01786523 | 29/04/1992 | 02/07/2012 | Gold |
| PHOENIX FUND MANAGERS LIMITED | 03678967 | 12/11/2001 | 02/07/2012 | Dissolved |
| PHOENIX PRIVATE EQUITY LIMITED | 03678523 | 12/11/2001 | 02/07/2012 | Amber |
| PHOENIX THISTLE GENERAL PARTNER LIMITED | SC214806 | 02/02/2001 | 02/07/2012 | Dissolved |
| PINNACLE LEISURE GROUP LIMITED | 03242383 | 12/12/1996 | 16/06/1999 | Strike Off |
| PRECISE MEDIA GROUP HOLDINGS LIMITED | 06021111 | 13/02/2007 | 06/06/2014 | Dissolved |
| SOVA | 03645143 | 26/11/2012 | 31/12/2015 | Dissolved |
| Scott Research Ltd | 02885814 | 28/01/1994 | 30/03/1994 | Dissolved |
| THE ALL ENGLAND LAWN TENNIS GROUND PLC | 00168491 | 01/08/2013 | 18/10/2018 | Amber |
| THE CLIMATE CHANGE ORGANISATION | 04964424 | 15/05/2006 | 25/05/2011 | One Red Flag |
| THE PINNACLE CLUBS LIMITED | 01075261 | 26/08/1994 | 16/06/1999 | Silver |
| WENTWORTH RESEARCH LIMITED | 03119299 | 26/02/1996 | 13/11/1998 | Dissolved |
| WESTSTAR HOLDINGS LIMITED | 05331860 | 23/01/2006 | 17/07/2007 | Dissolved |
| WWF-UK | 04016725 | 18/10/2006 | 20/06/2012 | Silver |